spring--两个数据源模板

<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
init-method="init" destroy-method="close">
<property name="url"  value="${db.url}" />
<!-- 数据库用户名称 -->
<property name="username" value="${db.username}" />
<!-- 数据库密码 -->
<property name="password" value="${db.password}" />
<property name="filters" value="stat"/>
<property name="maxActive" value="10"/>
<property name="initialSize" value="1"/>
<property name="maxWait" value="60000"/>
<property name="minIdle" value="1"/>
<property name="timeBetweenEvictionRunsMillis" value="55000"/>
<property name="minEvictableIdleTimeMillis" value="50000"/>
<property name="validationQuery" value="SELECT 'x'"/>
<property name="testWhileIdle" value="true"/>
<property name="testOnBorrow" value="false"/>
<property name="testOnReturn" value="false"/>
<property name="poolPreparedStatements" value="false"/>
<property name="maxPoolPreparedStatementPerConnectionSize" value="50"/>
<property name="maxOpenPreparedStatements" value="100"/>
<property name="removeAbandoned" value="true" /> <!-- 打开removeAbandoned功能 -->
<property name="removeAbandonedTimeout" value="60" /> <!-- 60秒，也就是1分钟 -->

</bean>

<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"
destroy-method="close">
<property name="driverClass" value="${db.driverClassName}" />
<property name="jdbcUrl" value="${db.url}" />
<property name="user" value="${db.username}" />
<property name="password" value="${db.password}" />
<!--连接池中保留的最小连接数。 -->
<property name="minPoolSize" value="2" />
<!--连接池中保留的最大连接数。Default: 15 -->
<property name="maxPoolSize" value="10" />
<!--最大空闲时间,1800秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 -->
<property name="maxIdleTime" value="60" />
<!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 -->
<property name="acquireIncrement" value="1" />
<property name="maxStatements" value="100" />
<property name="initialPoolSize" value="3" />
<!--每60秒检查所有连接池中的空闲连接。Default: 0 -->
<property name="idleConnectionTestPeriod" value="0" />
<!--定义在从数据库获取新连接失败后重复尝试的次数。Default: 30 -->
<property name="acquireRetryAttempts" value="20" />
<property name="breakAfterAcquireFailure" value="true" />
<property name="testConnectionOnCheckout" value="false" />
</bean>